孤立危险物标志 Isolated Danger Mark

危险货物包装标志 package mark for hazardous goods ; Packing symbol of dangerous goods ; Labels for Packages of Dangerous Goods

危险货物标签 [交] dangerous label

危险废物鉴别标准 Identification standards for hazardous wastes

生物危险标志 Biohazard Symbol

危险货物标志 [交] mark of dangerous goods ; [交] dangerous goods mark

危险性物质商标法案 Hazardous Substances Labeling Act

危险物品标志 dangerous mark

危险货物标志和标牌 Labels and Placards of Dangerous Goods